/*
 * @Descripttion :
 * @version      :
 * @Author       : Kevincoooool
 * @Date         : 2021-05-25 09:20:06
 * @LastEditors: Please set LastEditors
 * @LastEditTime: 2022-03-19 12:00:18
 * @FilePath: \S3_DEMO\22.mp3_player\main\mp3_player.c
 */
#include "mp3_player.h"

#define SAMPLE_RATE (44100)
//#define I2S_NUM (0)
#define WAVE_FREQ_HZ (100)
#define PI (3.14159265)

#define SAMPLE_PER_CYCLE (SAMPLE_RATE / WAVE_FREQ_HZ)




